Therefore, this particular rule does not configure
the ancillary services of OMA, ActiveSync, and RPC over HTTP. If FBA is not used,
these services can be installed as part of the same rule. See Chapter 13 on OMA,
ActiveSync, and RPC over HTTP for more info on how to do this.
1. From the ISA Management Console, click once on the Firewall Policy node from the
console tree.
2. From the Tasks tab in the Task pane, click on the link titled Publish Exchange Web
Client Access.
3. Enter a name for the rule (such as OWA) and click Next to continue.
4. From the Select Services dialog box, shown in Figure 12.16, select the version of
Exchange from the drop-down box, then check the box for Outlook Web Access. In
this example, Exchange Server 2007 OWA is being secured. Click Next to continue.
5. At the Publishing Type dialog box, choose whether to publish a single OWA server
or multiple servers (load balancing). If a single server, choose the first option and
click Next.
FIGURE 12.16 Selecting an Exchange OWA version to publish.
335
12
Securing Exchange Outlook Web Access with ISA Server 2006
6. From the Server Connection Security dialog box, shown in Figure 12.
Pages:
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555